Recent past, I had multiple discussions with many tech forums and many people have a misconception about IoT and Cloud. Some think whenever we do something like blinking an LED with Raspberry Pi or Arduino is IoT. I just thought of sharing some of my viewpoints on these terminologies. Internet of Things(IoT) – refers to… Continue reading
Category: Connectivity
IoT Central–Microsoft’s SaaS solution for IoT
Microsoft has today released their IoT SaaS offering for customers and partners called as “Microsoft IoT Central”. IoT Central enables powerful IoT scenarios without requiring cloud solution expertise and also simplifies the development process and makes customers to make quick time to market solutions, making digital transformation more accessible to everyone without overhead of implement… Continue reading
IoT Security–Essentials–Part 01
Security(Cyber Security) is an essential requirement for any IoT platform or devices or end users and the communication infrastructure. In order to achieve or design best possible security solutions, to avoid some external entity or hacker gaining access to your IoT device or infrastructure, every architect or system designer should do Threat Modeling exercise. As… Continue reading
IoT Jargons – Identity of Things (IDoT)
The Identity of Things (IDoT) is an area involves assigning universal unique identifiers (UUID) with associated metadata to devices and objects (things), to identify, connect and communicate effectively with other machines over the internet or within constrained local network. The metadata included with the UUID characterizes the identity of an endpoint. Identity is an essential… Continue reading
IoT Protocols–Quick Comparison
The table below contains a quick summary of the IoT protocols: Protocol CoAP XMPP RESTful HTTP MQTT AMQP Transport UDP TCP TCP TCP TCP Messaging Request/Response Publish/Subscribe Request/Response Request/Response Publish/Subscribe Request/Response Topic based Publish/Subscribe 2G, 3G, 4G Suitability (1000s nodes) Excellent Excellent Excellent Excellent Excellent LLN Suitability (1000s nodes) Excellent Fair Fair Fair Excellent Compute… Continue reading
Internet of Things (IoT)–Introduction
The Internet of things (IoT) is the inter-networking of physical devices, vehicles (also referred to as “connected devices” and “smart devices”), buildings, and other items embedded with electronics, software, sensors, actuators, and network connectivity which enable these objects to collect and exchange data. The IoT allows objects to be sensed or controlled remotely across existing… Continue reading
IoT Hub vs Event Hub–A quick comparison
With this article I am trying to provide you a birds eye view comparison of IoT Hub and Azure Event Hub, so that some of you may stop feeling that there is nothing new in IoT Hub. For the interest of this article, I put together a table with side-by-side comparison of some important features/desired… Continue reading
Introduction to IoT Hub
IoT Hub is a fully managed service from Microsoft Azure as part of Azure IoT Suite that enables reliable and secure bi-directional communications between millions of IoT devices and your solution back end. Azure IoT Hub are designed to provide following capabilities: Multiple device-to-cloud and cloud-to-device communication options, including one-way messaging, file transfer, and request-reply… Continue reading
Azure IoT Hub Device Management–Released to Public
Today Microsoft has announced general availability of Azure IoT Hub Device Management. With this release Azure IoT Hub subscribers/customers will be able to get access to following features and functionalities: Device twin. Use a digital representation of your physical devices to synchronize device conditions and operator configuration between the cloud and device. Direct methods. Apply… Continue reading